*TB 1-1520-210-20-17
DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
QUICK REACTION TRIMBLE TRIMPACK GLOBAL
POSITIONING SYSTEM (GPS) SPECIAL MISSION
INSTALLATION, UH-1H AND UH-1V HELICOPTERS
Headquarters, Department of the Army, Washington, D.C.
31 December 1994
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
1. Summary. This Technical Bulletin adds provisions for temporary installation of a GPS Trimpack receiver in
the cockpit on the left side of copilots pedestal and a remote Antenna located on the upper wire strike cutter.
2. Purpose. This installation, when the GPS Trimpack is installed, will provide the Copilot/Observer with in-
formation on aircraft position for navigation.
3. Priority Classification. ROUTINE.
4. Applicable end item(s) or system(s).
CAGE
MODEL
S/N
NSN
NOMENCLATURE
**
1520-00-087-7637
97499
UH-1H
Helicopter
**
UH-1V
1520-01-043-4949
97499
Helicopter
An air worthiness release is required for each aircraft serial number. Prior approval is required of this installation
from each unit's MACOM. Units requesting installation kits are required to provide their request for kits by air-
craft type, model, series, serial number and unit through their MACOM to PM avionics, ATTN: SFAE-AV-EL, 4300
Goodfellow Blvd. St. Louis, Mo. 63120-1798. PM avionics will request an air worthiness release from AVSCOM
Directorate for Engineering and provide the installation kit.
*This is a revision of TB 1-1520-210-20-17, dated 1 January 1991.
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